| Rock Island to Finneytown (Ohio) | 355.38 mi (571.93 km) |
| Rock Island to Firestone (Colorado) | 755.85 mi (1,216.42 km) |
| Rock Island to Fish Hawk (Florida) | 1,052.98 mi (1,694.61 km) |
| Rock Island to Fishers (Indiana) | 263.32 mi (423.77 km) |
| Rock Island to Fitchburg (Massachusetts) | 964.28 mi (1,551.86 km) |
| Rock Island to Fitchburg (Wisconsin) | 120.32 mi (193.63 km) |
| Rock Island to Five Corners (Washington) | 1,616.36 mi (2,601.28 km) |
| Rock Island to Five Forks (South Carolina) | 646.00 mi (1,039.64 km) |
| Rock Island to Flagstaff (Arizona) | 1,216.20 mi (1,957.28 km) |
| Rock Island to Flat Rock (Michigan) | 379.05 mi (610.02 km) |
| Rock Island to Fleming Island (Florida) | 928.55 mi (1,494.36 km) |
| Rock Island to Flint (Michigan) | 368.29 mi (592.71 km) |
| Rock Island to Floral Park (New York) | 879.03 mi (1,414.67 km) |
| Rock Island to Florence (Alabama) | 485.28 mi (780.98 km) |
| Rock Island to Florence (Arizona) | 1,280.19 mi (2,060.26 km) |
